package chongzai;
//重载方法
public class chongzai {
    public static void main(String[] args) {
        for(int i = 0; i < 5; i++) {
            Tree t = new Tree(i);   //创建对象是要用这个对象类的方法
            t.info();
            t.info("overloaded method: ");
        }

        new Tree();
    }
}

class Tree {
    int height;
    Tree() {        //无参构造器
        System.out.println("Planting a seedling.");
        height = 0;
    }

    Tree(int initialHeight) {       //有参构造器
        height = initialHeight;
        System.out.println("Creating new Tree that is " + height + " feet tall.");
    }

    void info() {
        System.out.println("Tree is " + height + " feet tall.");
    }

    void info(String s) {
        System.out.println(s + "Tree is " + s + " and is " + height + " feet tall.");
    }
}

